class 'UserBall' 

function UserBall:__init(name)
	self.name = name
	self.position = Vector2(0,0)
	self.angle = 0
end

function UserBall:GetName()
	return self.name
end

function UserBall:GetPosition()
	return self.position
end

function UserBall:SetPosition(x, y)
	self.position = Vector2(x, y)
end

function UserBall:SetAngle(r)
	self.angle = r
end

function UserBall:GetAngle()
	return self.angle
end

function UserBall:tostring()	
	return "[" .. self.name .. "] (" .. self.position.x .. ", " .. self.position.y .. ")"
end
